#include <sys/time.h>

namespace andrew
{
	namespace tools
	{
		namespace common
		{
			class time_recorder
			{
				public:
					time_recorder(){}
					~time_recorder(){}
					static void record_begin();
					static unsigned long record_end();
				public:
					static struct timeval time_begin;
					static struct timeval time_end;
					static unsigned long time_span;

			};
		}
	}
}
